Title: Site Reliability Engineer Champion
Company: The Vanguard Group, Inc.
Location: Downingtown, Pennsylvania, United States
Mahender Singh, MBA, Site Reliability Engineer Champion at The Vanguard Group Inc., has been recognized by Marquis Who’s Who Top Engineers for dedication, achievements and leadership in Information Technology.
Mr. Singh has established a distinguished career in technology and leadership, marked by a steady progression from software development to senior management roles. Over the course of more than 15 years, he has demonstrated expertise in site reliability engineering, artificial intelligence (AI) integration and operational excellence.
A respected leader in his field, Mr. Singh has served as a site reliability engineer champion at The Vanguard Group, Inc., in Malvern, Pennsylvania, since 2025. In this capacity, he has been instrumental in integrating AI into operations and product delivery, developing software solutions to enhance team resilience and establishing frameworks to achieve operational robustness. His leadership extends across three regions, which include the United States, Australia and the United Kingdom, where he guides teams in implementing AI-driven efficiencies and time-saving measures for engineering groups. Mr. Singh’s efforts have included developing AI art solutions for teams and exploring innovative ways to help engineers determine optimal next steps.
Initially joining his organization in 2017, Mr. Singh began as a site reliability engineer lead and later became a senior site reliability engineer lead. Throughout his tenure, he has been pivotal in establishing the site reliability engineering function within the organization, growing it into a large-scale operation with nearly 100 team members. Mr. Singh’s work has also earned recognition from senior leadership for fostering collaboration between development and operational infrastructure, which are traditionally separate domains, resulting in more efficient and interconnected systems. Moreover, he has successfully guided engineering and development teams toward strategic goals that balance productivity with cost-efficiency, particularly as AI adoption increases operational costs. Mr. Singh’s commitment to embedding site reliability engineering as a cultural practice is evident through his focus on automation, machine learning and large language model operations.
Before joining The Vanguard Group, Inc., Mr. Singh worked as a production support analyst at Cognizant in Carmel, Indiana, from 2016 to 2017. Recruited from Tata Consultancy Services Ltd., he worked as an assistant system engineer in India between 2011 and 2012 and as a system engineer from 2012 to 2015, during which he spent a portion of his time on a project for American Express. Upon relocating to Phoenix, Arizona, in 2015, Mr. Singh became an information technology analyst at Tata Consultancy Services Ltd., supporting enterprise-level technology solutions and ensuring system stability.
Mr. Singh’s academic background includes a bachelor’s degree in electronics and communication from Gautam Buddha University, earned in 2010. He furthered his professional knowledge through several credentials from LinkedIn Corporation, including Programming Foundations: Secure Coding and Learning Cloud Computing: Cloud Security, both earned in 2023. Mr. Singh also completed Vanguard AI Essentials on Coursera Inc. in 2025. These credentials have enabled him to integrate advanced technologies into business operations.
Beyond his primary work obligations, Mr. Singh is an active member of the Technology Council of Central Pennsylvania and holds senior membership with the Institute of Electrical and Electronics Engineers (IEEE). As an IEEE presenter, he shares insights on emerging technologies with industry peers.
Civically engaged, Mr. Singh collaborates with local colleges, advocating and participating in STEM-focused initiatives, including serving as a judge at the Delaware Valley Science Fair. He is also committed to supporting educational efforts within local communities and regularly volunteers with organizational initiatives aimed at combating hunger through education, donations and hands-on engagement.
Throughout his career, Mr. Singh has achieved significant milestones, including reducing the mean time to restore critical incidents by 45% and optimizing cloud-native applications to reduce costs. He is recognized for his expertise in home care technology solutions and for his ability to bridge the gap between development and operations while driving innovation. In 2025, Mr. Singh’s accomplishments were recognized with an International Achiever Award. He also received a Globee Award.
Mr. Singh attributes his achievements to the inspiration provided by his brother, a software engineer based in the United States, and the guidance of exceptional mentors throughout his career. Their influence has motivated him to prioritize mentoring others as part of his leadership philosophy. Looking ahead, Mr. Singh envisions building further expertise in AI as it transforms software development practices across industries. He also aims to advance into higher leadership roles while continuing to focus on site reliability engineering and cost optimization within cloud environments, contributing strategically to these evolving fields through innovation, mentorship and operational excellence.
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